(a) the number of buildings in which water harvesting is being done after water harvesting has been made compulsory in buildings constructed on plots 100 yards or more by amending integrated building bye-laws through notification dated 28th July, 2001;
(b) the measures taken by Central Public Works Department to ensure water harvesting and recycling of waste water in buildings constructed or under construction after the said date; and
(c) the results of implementation of artificial recharge schemes in various states under `Ground Water Studies` conducted by the Central Ground Water Board and total capacity created for ground water harvesting?